/*
 * Copyright (c) 2025 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// [Start pss_verify_rsa_keypair_sign]
#include "signing_signature_verification.h"

bool DoTestRsaPssSignatureSeg()
{
    OH_CryptoAsymKeyGenerator *keyCtx = nullptr;
    OH_CryptoKeyPair *keyPair = nullptr;
    OH_CryptoVerify *verify = nullptr;

    uint8_t plainText[] = {
        0x13, 0xa7, 0x73, 0xe8, 0xb8, 0x22, 0x99, 0x72, 0x98, 0x29, 0xae, 0x74, 0xa8, 0x4a, 0xea, 0xa9,
    };
    Crypto_DataBlob msgBlob = {.data = reinterpret_cast<uint8_t *>(plainText), .len = sizeof(plainText)};

    uint8_t pubKeyText[] = {
        0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x42, 0x45, 0x47, 0x49, 0x4e, 0x20, 0x52, 0x53, 0x41, 0x20, 0x50, 0x55, 0x42,
        0x4c, 0x49, 0x43, 0x20, 0x4b, 0x45, 0x59, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x0a, 0x4d, 0x49, 0x49, 0x42, 0x43,
        0x67, 0x4b, 0x43, 0x41, 0x51, 0x45, 0x41, 0x76, 0x6a, 0x6c, 0x59, 0x35, 0x53, 0x72, 0x54, 0x57, 0x32, 0x43,
        0x78, 0x74, 0x47, 0x32, 0x54, 0x67, 0x54, 0x54, 0x39, 0x39, 0x78, 0x71, 0x37, 0x62, 0x4e, 0x41, 0x6b, 0x54,
        0x2b, 0x65, 0x6a, 0x75, 0x65, 0x7a, 0x37, 0x39, 0x37, 0x2f, 0x65, 0x63, 0x56, 0x4b, 0x34, 0x78, 0x37, 0x58,
        0x41, 0x4d, 0x6d, 0x73, 0x4a, 0x0a, 0x4a, 0x63, 0x66, 0x49, 0x36, 0x73, 0x54, 0x4d, 0x4e, 0x68, 0x45, 0x6b,
        0x70, 0x79, 0x63, 0x31, 0x4b, 0x32, 0x46, 0x6e, 0x30, 0x74, 0x59, 0x47, 0x2f, 0x6d, 0x4d, 0x37, 0x72, 0x71,
        0x6d, 0x6a, 0x6c, 0x6b, 0x75, 0x72, 0x34, 0x72, 0x74, 0x6a, 0x4a, 0x4a, 0x75, 0x66, 0x34, 0x35, 0x45, 0x42,
        0x30, 0x79, 0x6c, 0x55, 0x65, 0x47, 0x61, 0x39, 0x6d, 0x44, 0x4a, 0x57, 0x76, 0x62, 0x2b, 0x73, 0x0a, 0x41,
        0x4a, 0x78, 0x33, 0x41, 0x44, 0x78, 0x70, 0x50, 0x31, 0x59, 0x36, 0x46, 0x61, 0x71, 0x54, 0x44, 0x6e, 0x64,
        0x47, 0x41, 0x6e, 0x6b, 0x65, 0x4d, 0x53, 0x2f, 0x56, 0x71, 0x53, 0x45, 0x65, 0x75, 0x43, 0x36, 0x4d, 0x42,
        0x38, 0x52, 0x53, 0x65, 0x6f, 0x31, 0x4f, 0x59, 0x4c, 0x53, 0x73, 0x7a, 0x36, 0x43, 0x76, 0x38, 0x34, 0x76,
        0x76, 0x53, 0x69, 0x32, 0x37, 0x32, 0x51, 0x44, 0x6e, 0x0a, 0x6f, 0x4b, 0x4f, 0x4d, 0x34, 0x43, 0x78, 0x6d,
        0x6e, 0x32, 0x31, 0x58, 0x5a, 0x43, 0x5a, 0x2f, 0x59, 0x50, 0x32, 0x35, 0x67, 0x5a, 0x6e, 0x57, 0x4f, 0x61,
        0x42, 0x4c, 0x50, 0x57, 0x79, 0x6f, 0x48, 0x46, 0x65, 0x49, 0x55, 0x42, 0x48, 0x4c, 0x50, 0x69, 0x4a, 0x2b,
        0x72, 0x58, 0x48, 0x4e, 0x65, 0x4f, 0x38, 0x2b, 0x70, 0x6c, 0x37, 0x49, 0x42, 0x74, 0x66, 0x35, 0x67, 0x70,
        0x4a, 0x76, 0x0a, 0x31, 0x6e, 0x78, 0x72, 0x45, 0x4b, 0x73, 0x75, 0x2b, 0x6e, 0x64, 0x48, 0x43, 0x6e, 0x46,
        0x64, 0x6f, 0x38, 0x2f, 0x49, 0x46, 0x46, 0x4a, 0x6a, 0x70, 0x36, 0x73, 0x6f, 0x55, 0x4a, 0x4f, 0x5a, 0x52,
        0x4b, 0x6e, 0x6f, 0x41, 0x4b, 0x34, 0x67, 0x6a, 0x34, 0x48, 0x30, 0x50, 0x76, 0x49, 0x79, 0x4d, 0x67, 0x4b,
        0x61, 0x43, 0x43, 0x41, 0x55, 0x57, 0x70, 0x4a, 0x65, 0x76, 0x35, 0x42, 0x52, 0x0a, 0x42, 0x4f, 0x56, 0x38,
        0x4f, 0x59, 0x34, 0x48, 0x48, 0x6f, 0x42, 0x6b, 0x47, 0x4d, 0x6e, 0x32, 0x71, 0x6a, 0x4d, 0x48, 0x78, 0x49,
        0x6c, 0x71, 0x48, 0x50, 0x67, 0x59, 0x70, 0x41, 0x53, 0x50, 0x51, 0x77, 0x49, 0x44, 0x41, 0x51, 0x41, 0x42,
        0x0a, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x45, 0x4e, 0x44, 0x20, 0x52, 0x53, 0x41, 0x20, 0x50, 0x55, 0x42, 0x4c,
        0x49, 0x43, 0x20, 0x4b, 0x45, 0x59, 0x2d, 0x2d, 0x2d, 0x2d, 0x2d, 0x0a,
    };

    Crypto_DataBlob keyBlob = {.data = reinterpret_cast<uint8_t *>(pubKeyText), .len = sizeof(pubKeyText)};

    uint8_t signText[] = {
        0xac, 0x2b, 0x12, 0x56, 0x1c, 0xe1, 0x60, 0x49, 0xc2, 0xd9, 0x87, 0x89, 0xfb, 0xa3, 0xc5, 0x41, 0x64, 0x7f,
        0x6f, 0x80, 0xc8, 0xdb, 0xb3, 0xdf, 0x25, 0x76, 0x4b, 0x1e, 0x51, 0xaa, 0x0a, 0x6d, 0x83, 0x49, 0xae, 0x00,
        0x7a, 0x99, 0xf4, 0xc8, 0x98, 0x45, 0x71, 0xfc, 0x5e, 0xdb, 0xed, 0x31, 0xad, 0xf2, 0x35, 0x05, 0xe2, 0x3e,
        0xf1, 0xcb, 0x96, 0xb2, 0xb9, 0x59, 0xaf, 0x30, 0x25, 0xb0, 0xda, 0x83, 0x18, 0x2b, 0x11, 0xa4, 0x93, 0x2d,
        0x9e, 0x93, 0x99, 0x62, 0xdd, 0xea, 0x1b, 0xfa, 0x60, 0xb8, 0xea, 0x9c, 0xef, 0x4f, 0x2b, 0x9d, 0xd1, 0x3e,
        0xe1, 0x6b, 0x24, 0x98, 0x9d, 0x32, 0xa3, 0x1e, 0x9d, 0x45, 0xe7, 0x3d, 0x51, 0x7e, 0x3b, 0x0c, 0xee, 0x3f,
        0xca, 0x29, 0xd9, 0x02, 0xe5, 0xb8, 0xf5, 0x89, 0x06, 0xf4, 0xfe, 0x27, 0x44, 0xff, 0x38, 0xed, 0x5a, 0x0e,
        0x89, 0x16, 0x15, 0x26, 0xf0, 0xb2, 0x4c, 0x95, 0xee, 0x0a, 0xd3, 0x61, 0xc7, 0xb2, 0x4b, 0xfd, 0x20, 0xb9,
        0x83, 0x25, 0x43, 0x4d, 0xa0, 0x3d, 0xaa, 0x40, 0x7b, 0xac, 0x01, 0x48, 0x8e, 0x2a, 0x96, 0x11, 0xc0, 0x31,
        0x51, 0x5b, 0xaf, 0xeb, 0x8b, 0xaf, 0xb5, 0x88, 0xcb, 0xe0, 0x97, 0x45, 0x36, 0xe9, 0x6e, 0x6e, 0xe0, 0x55,
        0xea, 0xf4, 0xd2, 0x88, 0xbb, 0xc9, 0x85, 0x94, 0xd5, 0x65, 0xeb, 0xa3, 0x1c, 0xd1, 0xd6, 0xf5, 0x22, 0x29,
        0xf1, 0x16, 0xa5, 0x53, 0x1b, 0xd0, 0x6c, 0xf6, 0x0d, 0xa8, 0xd4, 0xe4, 0xb2, 0x0a, 0x92, 0x64, 0x7a, 0x6d,
        0xf2, 0x76, 0xf3, 0xb0, 0x08, 0x44, 0x31, 0x31, 0x90, 0x48, 0x9e, 0x2e, 0x03, 0xc7, 0xab, 0x5d, 0x7a, 0x07,
        0x1f, 0x1d, 0x10, 0x21, 0x54, 0x60, 0x0d, 0x26, 0xe4, 0x1c, 0xc7, 0x82, 0x03, 0x65, 0x64, 0x70, 0x41, 0x68,
        0x0f, 0xfa, 0x64, 0x3c,
    };

    Crypto_DataBlob signBlob = {.data = reinterpret_cast<uint8_t *>(signText), .len = sizeof(signText)};

    // keypair
    OH_Crypto_ErrCode ret = CRYPTO_SUCCESS;
    ret = OH_CryptoAsymKeyGenerator_Create((const char *)"RSA2048", &keyCtx);
    if (ret != CRYPTO_SUCCESS) {
        return false;
    }
    ret = OH_CryptoAsymKeyGenerator_Convert(keyCtx, CRYPTO_PEM, &keyBlob, nullptr, &keyPair);
    if (ret != CRYPTO_SUCCESS) {
        OH_CryptoAsymKeyGenerator_Destroy(keyCtx);
        return false;
    }
    OH_CryptoPubKey *pubKey = OH_CryptoKeyPair_GetPubKey(keyPair);
    // verify
    ret = OH_CryptoVerify_Create((const char *)"RSA2048|PSS|SHA256|MGF1_SHA256", &verify);
    if (ret != CRYPTO_SUCCESS) {
        OH_CryptoVerify_Destroy(verify);
        OH_CryptoAsymKeyGenerator_Destroy(keyCtx);
        return false;
    }
    ret = OH_CryptoVerify_Init(verify, pubKey);
    if (ret != CRYPTO_SUCCESS) {
        OH_CryptoVerify_Destroy(verify);
        OH_CryptoAsymKeyGenerator_Destroy(keyCtx);
        return false;
    }
    bool res = OH_CryptoVerify_Final(verify, &msgBlob, &signBlob);
    if (ret != true) {
        OH_CryptoVerify_Destroy(verify);
        OH_CryptoAsymKeyGenerator_Destroy(keyCtx);
        return false;
    }

    OH_CryptoVerify_Destroy(verify);
    OH_CryptoAsymKeyGenerator_Destroy(keyCtx);
    OH_CryptoKeyPair_Destroy(keyPair);
    return res;
}
// [End pss_verify_rsa_keypair_sign]